109, Castelnau, London, SW13 9EL
Proposal
Replacement rear extension, addition of a side dormer, widening of the front and
- Received
- 7 August 2026
- Target decision date
- 2 October 2026
- Ward
- Barnes Ward [BRN]
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
- ReceivedSubmitted7 Aug
- ValidatedValidated11 Aug
- Consult.Consultation11 Sep
- TargetTarget Date2 Oct
- DecidedDecided
This is a planning application for a dormer extension at 109, Castelnau, London, SW13 9EL. Richmond has handled 13,903 applications of this type and approves 89% of them, typically deciding them in 50 days. It was submitted on 7 August 2026 and is still awaiting a decision. The site is in the Castelnau conservation area, with 1 listed building nearby. There has been 1 other application at this address. In the past year there have been 226 applications across Barnes Ward [BRN]. We hold 1,826 applications in total for the SW13 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Richmond
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 20267 Aug
Replacement rear extension, addition of a side dormer, widening of the front and
PendingApplicationFiled alongsidePA26/2751 - 20267 Aug
Replacement rear extension, addition of a side dormer, widening of the front and
This applicationPendingApplicationPA26/2752
Planning history at this site
2 other applications at this property, newest first.
- 202624 Jun
Tree T11 - Robinia pseudoacacia (as identified on the Topographical Survey BS5837 provided and as described…
Comment IssuedApplicationPA26/2225 - 20234 Jul
Back Garden T1 - Ginko - To be reduced - Currently 10.5m - reduce by 2.5m leaving tree at 8m T2 - Tall Acacia…
ApprovedWorks to Tree/s in Conservation Area23/T0521/TCA
Planning constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
- Conservation area: Castelnau
- Listed building: Grade II: 91-125, CASTELNAU (See details for further address information)On or next to this site
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (20)
flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Before the decision
You may need a flood risk assessment. Drainage & flood risk consultants near this site
The site is in flood zone 3 (Environment Agency).
- 3.3 miRichmondRTPI
- 4.5 miLONDONRTPI
- 4.8 miLondonRTPI
Nearest first, within 25 miles of the site. Every firm is listed free.
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